Professional Summary

Professional experience over 6 years in the Networking Design and Management

Experience in Network Designing & Implementation, including hands-on experience in providing network support, installation and analysis for a broad range of LAN / WAN/MAN communication systems.

Configured Cisco 2500, 2600, 3000, 6500, 7500, 7200 Series routers.

Configured Cisco Catalyst 2960, 3750, 4500, 6500 and Nexus 3000, 5000, 6000, 7000, 9000 series switches.

Designing and implementing different types of VPN technologies including IPSEC, GRE, and MPLS for secure remote access.

Switched telephone network (PSTN), PPP, ISDN, Frame Relay, TCP/IP, and VPN.

Experienced in configuring protocols HSRP, GLBP, VRRP, ICMP, IGMP, PPP, HDLC, PAP, CHAP and SNMP.

Performed IOS upgrades on CISCO routers and Switches.

Strong gasp of current and future technologies including TCP/IP, IPv4/v6, RIP, EIGRP, OSPF, BGP, Frame Relay, ACL, VPN, Wireless LAN and configuration of VLANS.

Proficient in operation of Cisco Nexus 7K switches with Fabric Extender using VPC, VLAN, STP and LACP.

Implementation of DHCP, DNS, FTP, TFTP, Frame Relay, MPLS, ATM, ISDN.

Used tools like Excel, MS-VISIO to perform professional level documentation.

Experience in Network Monitoring Systems Solar winds and Wire shark.

Switching technologies include VLAN, STP, TRUNKING, VTP, PVST, RSTP, and MSTP.

Managing IP traffic with Access-Lists, Network with NAT and PAT.

Experience in working with VRF aware Routing Protocols RIP, EIGRP, OSPF& BGP.

Knowledge on configuration & maintenance of UMUX (Multiplexer).

Experience in SDH/ MPLS / ISP / VSAT / Nx64 / DCN / MEN / Switch technologies and other telecom technologies.

Technical Skills

Routers

Cisco 2600, 3600, 3800, 7200, 7600 and Juniper M7i router series

Cisco Catalyst Switches

2960, 3750, 4500, and 6500 and Nexus 2K/5K/7K/9k series

LAN Technologies

Ethernet Standards, VLAN, Inter-VLAN, VTP, STP, RSTP, SMTP, Ether Channel, Port Fast, ACL, Light weight access points

WAN Technologies

Frame relay, (E1/T1/E3/T3) lines, PPP, HDLC, DS3, OC192

Routing Protocols

RIP V1/V2, EIGRP, OSPF, BGP, Static Routing, Summarization

Gateway Redundancy

HSRP, VRRP, GLBP, Ether channel technology (LACP, PAgP)

Network Management Tools

Wireshark, Net flow Analyzer, IBM Netcool

Applications

MS Office, MS Visio 2010

Operating Systems

Windows (98, 2000, XP, 7), Linux

Professional Experience

Client: Athene Annuity and Life Company, Des Moines, IA Apr 2016 – Till Date Title: Network Engineer

Responsibilities

Responsible for implementing various existing network technologies, integration of new networking technologies and providing level 2 support.

Network provisioning for the new circuit or existing circuit.

Worked on 2600, 3500 series, 7609 and Juniper M7i routers.

Troubleshoot issues related to VLAN, VLAN Trunking, HSRP failovers and related issues

Preparing detailed Incident Reports for the issues faced by the customer on request from the customer or the product managers

Technical assistance for LAN/WAN management and complex customer issues.

Configured switch for 802.1x port based authentication.

Integration of services appliances to Cisco ACI fabric that includes storage, Load balancers, application delivery controllers and firewalls.

Cisco ACI deployments (Multi pod and stretched fabric).

Development of a migration strategy to ACI from the exiting fabric path design.

Experienced in configuring access point 3208 via WLC 2504

Implemented port aggregation & link negotiation using LACP and PAGP.

Used distribute lists, route-maps & administrative distance, offset-lists for route re-distribution and route updates.

Configured networks using routing protocols such as OSPF, BGP and manipulated routing updates using route-map, distribute list and administrative distance for on-demand Infrastructure.

Installation of checkpoint firewall R70, R71 in Open Server, UTM and maintenance in a distributed environment.

Creating rules in smart dashboard and troubleshooting via smart log in checkpoint firewall and fixing hot fixes and patches.

Configured PVSTP+ for loop prevention and VTP for Inter-VLAN Routing.

Taking backup and up gradation of Flash for Routers, Switches using TFTP server and Password Recovery.

Configured Nexus 7010 including NX-OS Virtual Port Channels(VPC), Virtual Device Context(VDC), Nexus port profiles, Nexus VPC peer links.

Hands on experience in configuring and troubleshooting FEX 2232 and 2248 via Nexus 5598

Experience in Configuring, upgrading and verifying NX-OS operation system with OSPF, BGP.

Quickly resolve all IP network issues to reduce waste and downtime while also ensuring client service.

Work with circuit provisioning team and with access vendors to deliver new circuits or access trunks. Forecast the core capacity requirements in an environment when demand is constantly growing.

Experience on Configuration and Maintenance of MPBGP for L3VPN and L2VPN, IPSec VPN for corporate customer’s data solution.

VLAN configuration to differentiate applications with RPVST & HSRP.

MPLS configuration between the company branches with routing protocols.

IP Allocation for all applications and servers and other needs throughout organization.

Key contributions include troubleshooting of complex LAN/WAN infrastructure that include routing protocols EIGRP, OSPF & BGP

Involved in successful troubleshooting of WAN issue while migrating ISP from one to other

Client: Blue Cross & Blue Shield, Kansas City, MO Feb 2015 – Mar 2016

Title: Network Engineer

Responsibilities

Part of the team for LAN/WAN maintenance which includes assigning IP addresses, designing, installation, configuration, testing etc.

Implementation and troubleshooting of DHCP, TCP/IP, UDP in wide area networks.

Involved in implementing Cisco Layer 3 switches 3750, 4500, 6500 in multi VLAN environment with the use of inter-VLAN routing, ISL trunk, ether channel.

Configured Rapid per VLAN Spanning Tree Protocol (RPVST+) for loop prevention and VTP for Inter-VLAN Routing.

Managing enterprise BGP setup by configuring and troubleshooting BGP related issues. Responsible for adding new BGP peers for remote branch offices and business partners.

Active team member in planning and scheduling for Deployment of Network Components, and IOS up grades.

Configuring, Managing & Monitoring Cisco Switches as a core & access switches.

Implementing Inter-vlan Routing on Layer2 & Layer3 switches and Layer2 security features (Port Security,802.1X) S in a switched network.

Using TACAS Server, Cisco works, Kiwi cat tool for Network Management.

Publishing weekly network dashboards, reporting out network uptime, network utilization which would assist the management in making future decisions about network ramp up.

Worked extensively on Cisco ASA 5500 (5510/5540) Series, experience with convert PIX rules over to the Cisco ASA solution.

Worked on migration of existing PIX firewall to ASA firewall, PIX OS upgrade from 6.3 to 7.0.

Provided proactive threat defense with ASA that stops attacks before they spread through the network.

Involved in Configuration of Access lists (ACL) on ASA firewall for the proper network routing for the B2Bnetwork connectivity.

Time to time upgrade network connectivity between branch office and regional office with multiple link paths and routers running HSRP, EIGRP in unequal cost load balancing to build resilient network.

Using Variance in EIGRP to load balance over unequal cost paths.

Major contribution in improving OSPF convergence by controlling SPF algorithm and LSA/SPF throttling in the WAN infrastructure.

Worked on configuration commissioning and upgradation of the MPLS circuits for various branch offices.

Configured Access List ACL (Std., Ext, and Named) to provide accessibility to users for different applications and restrict unauthorized users.

Applied ACL and NAT configurations based on implementation guidelines.

Used INFOBLOX for DHCP to automatically assign IP addresses to DHCP clients.

Implementation and Configuration (Profiles, I Rules) of F5 Big-IP LTM-6400 load balancers.

Possess a good experience working with the Trouble Tickets on F5 Load balancers.

Configured BIG IP (F5) Load balancers and monitored the Packet Flow in the Load balancers.

Installation, Maintenance, Troubleshooting Local and Wide Areas Network by using ISDN, Frame relay, DDR, NAT, DHCP, and TCP/IP.

Client: TULIP Telecom, INDIA Sep 2012 – Nov 2014

Title: Network Engineer

Responsibilities

Used TFTP server to backup Cisco configuration files.

Evaluate network trouble tickets escalated by Helpdesk Engineers to determine nature of the problem, develop course of action, and follow through to successful resolution.

Troubleshooting and diagnosing the exact cause of the problem and taking necessary steps to avoid the reoccurrence of the issue.

Troubleshooting of MPLS / L2 / VPN circuits.

Determine when a hardware-related problem requires on-site field service dispatch.

Maintain contact with field support engineers to ensure that repair procedures are followed and updates customer with status of field repairs.

Provide timely and accurate updates in the trouble ticket database.

Provide phone support directly to customers experiencing network performance issues.

Configuring routing on client end routers and PE routers as per client’s request.

Configuration of L2 and MPLS circuits if required.

Providing remote assistance to field engineers.

Configured OSPF, and EIGRP on 2901 and 3925 Cisco routers.

Adding Customer circuits under MRTG monitoring.

Monitoring links for premium customer of all the region & Proactively monitoring clients HO links and critical sites.

Opening of fault tickets for affected circuits and tracking down the issue; restoring the link in coordination with the respected team.

Escalating the calls to the respective regions higher-up’s and team members and updating clients on the regular basis and briefing them on the developments.

Creating client’s monthly downtime/uptime reports & creating preventive and corrective actions reports for the SLA breached issues.

Updating and Maintaining Database details in Circuit Id’s (as Radio IP’s, Bandwidth, Client details & etc.).

Following up with customers for commercial clearance & updating the account managers.

Client: Beam Telecom, INDIA Mar2011 – Aug 2012

Title: Jr. Network Analyst

Responsibilities

Installation and configuration of Cisco Switches, Network devices.

Documentation for any Network related incidents.

Implementation, Maintaining and Troubleshooting Lan and Wan network.

Creating Access-list(ACL) as per requirement.

Responsible for designing and implementation of customers’ network infrastructure.

IOS up gradation of Cisco Routers and Switches.

Scaling the network with NAT and PAT.

Follow-up with Service Providers and vendors for complaints.

Firewall rule set changes as per client requirements.

Implemented traffic filters using Standard and Extended access-lists

Taking Monthly backups of all Devices using Cisco Works.

Participate in LAN/WAN network planning activities.

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